CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
Percentile
93.1%
Moritz Jodeit discovered that ClamAV did not correctly handle certain strings when examining a VBA project. If a remote attacker tricked ClamAV into processing a malicious VBA file, ClamAV would crash, leading to a denial of service.
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-672-1. The text
# itself is copyright (C) Canonical, Inc. See
# <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered
# trademark of Canonical, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(36499);
script_version("1.13");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
script_cve_id("CVE-2008-5050");
script_xref(name:"USN", value:"672-1");
script_name(english:"Ubuntu 8.10 : clamav vulnerability (USN-672-1)");
script_summary(english:"Checks dpkg output for updated packages.");
script_set_attribute(
attribute:"synopsis",
value:
"The remote Ubuntu host is missing one or more security-related
patches."
);
script_set_attribute(
attribute:"description",
value:
"Moritz Jodeit discovered that ClamAV did not correctly handle certain
strings when examining a VBA project. If a remote attacker tricked
ClamAV into processing a malicious VBA file, ClamAV would crash,
leading to a denial of service.
Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
);
script_set_attribute(
attribute:"see_also",
value:"https://usn.ubuntu.com/672-1/"
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
script_cwe_id(119);
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:clamav");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:clamav-base");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:clamav-daemon");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:clamav-dbg");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:clamav-docs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:clamav-freshclam");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:clamav-milter");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:clamav-testfiles");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libclamav-dev");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libclamav5");
script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:8.10");
script_set_attribute(attribute:"patch_publication_date", value:"2008/11/17");
script_set_attribute(attribute:"plugin_publication_date", value:"2009/04/23");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"Ubuntu Security Notice (C) 2008-2019 Canonical, Inc. / NASL script (C) 2009-2018 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Ubuntu Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l");
exit(0);
}
include("audit.inc");
include("ubuntu.inc");
include("misc_func.inc");
if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/Ubuntu/release");
if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu");
release = chomp(release);
if (! ereg(pattern:"^(8\.10)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 8.10", "Ubuntu " + release);
if ( ! get_kb_item("Host/Debian/dpkg-l") ) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Ubuntu", cpu);
flag = 0;
if (ubuntu_check(osver:"8.10", pkgname:"clamav", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"clamav-base", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"clamav-daemon", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"clamav-dbg", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"clamav-docs", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"clamav-freshclam", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"clamav-milter", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"clamav-testfiles", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"libclamav-dev", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (ubuntu_check(osver:"8.10", pkgname:"libclamav5", pkgver:"0.94.dfsg.1-1ubuntu0.1")) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
extra : ubuntu_report_get()
);
exit(0);
}
else
{
tested = ubuntu_pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "clamav / clamav-base / clamav-daemon / clamav-dbg / clamav-docs / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
canonical | ubuntu_linux | libclamav-dev | p-cpe:/a:canonical:ubuntu_linux:libclamav-dev |
canonical | ubuntu_linux | libclamav5 | p-cpe:/a:canonical:ubuntu_linux:libclamav5 |
canonical | ubuntu_linux | 8.10 | cpe:/o:canonical:ubuntu_linux:8.10 |
canonical | ubuntu_linux | clamav | p-cpe:/a:canonical:ubuntu_linux:clamav |
canonical | ubuntu_linux | clamav-base | p-cpe:/a:canonical:ubuntu_linux:clamav-base |
canonical | ubuntu_linux | clamav-daemon | p-cpe:/a:canonical:ubuntu_linux:clamav-daemon |
canonical | ubuntu_linux | clamav-dbg | p-cpe:/a:canonical:ubuntu_linux:clamav-dbg |
canonical | ubuntu_linux | clamav-docs | p-cpe:/a:canonical:ubuntu_linux:clamav-docs |
canonical | ubuntu_linux | clamav-freshclam | p-cpe:/a:canonical:ubuntu_linux:clamav-freshclam |
canonical | ubuntu_linux | clamav-milter | p-cpe:/a:canonical:ubuntu_linux:clamav-milter |